3547859980 has 96 divisors (see below), whose sum is σ = 8770406400. Its totient is φ = 1180438272.

The previous prime is 3547859977. The next prime is 3547859981. The reversal of 3547859980 is 899587453.

It is a super-4 number, since 4×3547859980⁴ (a number of 39 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (3547859981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 649822 + ... + 655258.

It is an arithmetic number, because the mean of its divisors is an integer number (91358400).

Almost surely, 2^3547859980 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3547859980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4385203200).

3547859980 is an abundant number, since it is smaller than the sum of its proper divisors (5222546420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3547859980 is a wasteful number, since it uses less digits than its factorization.

3547859980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5591 (or 5589 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 58.

The square root of 3547859980 is about 59563.9150828755. The cubic root of 3547859980 is about 1525.1837069742.

The spelling of 3547859980 in words is "three billion, five hundred forty-seven million, eight hundred fifty-nine thousand, nine hundred eighty".